Try searching for...
SCFBio, IIT Delhi
Formula: C15H24 | Mol. Weight: 204.35 g/mol
IUPAC: (1R,4S,5S,7S)-4,10,11,11-tetramethyltricyclo[5.3.1.01,5]undec-9-ene
CC1CCC23C1CC(C2(C)C)CC=C3C